'decline in competitiveness' is correct and usable in written English.
You could use it when speaking or writing about a decrease in the ability of an individual, team, organization, or country to compete. For example, "Over the past decade, there has been a worrying decline in competitiveness in the retail industry in the United States."
What is behind the decline in competitiveness of U.S. business?
Many Germans also view the Anglo-American infatuation with the financial industry as the root of the West's decline in competitiveness with the rising East.
It would be an oversimplification to assert that the only reason for the decline in competitiveness of U.S. companies is that our managers devote too much attention and energy to using existing resources more efficiently.
However, most products that enter a decline stage experience a decline in sales, which in turn causes an increase in warehouse costs, and a decline in competitiveness, owing to a delay in the release of new products.
The value of food consumed in urban areas is set to expand by four times to 2030, but given evidence of a continuing decline in competitiveness much of this could be sourced from imports even in countries with an apparent comparative advantage in agriculture.
The picture of transatlantic capital raising presented in our survey suggests that the recent decline in competitiveness of U.S. capital markets may well be more a product of long-standing trends in global financial markets than a response to the Sarbanes-Oxley Act or other requirements of federal securities laws.
At the time of the Prague Spring, Czechoslovak exports were declining in competitiveness, and Dubček's reforms planned to solve these troubles by mixing planned and market economies.
Higher labour costs, however, contributed to a decline in international competitiveness in such labour-intensive activities as textile manufacture.
The revolt is being led by the BDI's head, Hans-Olaf Henkel.Mr Henkel's dissent began quietly after he took up the post almost three years ago, and made it his mission to help halt the decline in German competitiveness.
If not, say analysts, prices could go even higher.The reason for alarm is that high oil prices inflict pain on consuming economies in so many nasty ways, ranging from higher inflation to deteriorating terms of trade and a decline in international competitiveness.
However, cyber attacks are not the cause of the U.S. decline in economic competitiveness.
